1389456984

素因数分解:

$2^3\times 3^1\times {\mathrm{521}}^1\times {\mathrm{111121}}^1$

素因数の和:111651

約数の個数: 32

約数和(自身を含む): 3480341040

約数和(自身を除く): 2090884056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 521, 1042, 1563, 2084, 3126, 4168, 6252, 12504, 111121, 222242, 333363, 444484, 666726, 888968, 1333452, 2666904, 57894041, 115788082, 173682123, 231576164, 347364246, 463152328, 694728492, 1389456984]

約数ペア:

[(1, 1389456984), (2, 694728492), (3, 463152328), (4, 347364246), (6, 231576164), (8, 173682123), (12, 115788082), (24, 57894041), (521, 2666904), (1042, 1333452), (1563, 888968), (2084, 666726), (3126, 444484), (4168, 333363), (6252, 222242), (12504, 111121)]